JPS53128373A - Method of detecting similar signals to each other intermittently developed in composite signal containing disturbing signal component - Google Patents
Method of detecting similar signals to each other intermittently developed in composite signal containing disturbing signal componentInfo
- Publication number
- JPS53128373A JPS53128373A JP4377578A JP4377578A JPS53128373A JP S53128373 A JPS53128373 A JP S53128373A JP 4377578 A JP4377578 A JP 4377578A JP 4377578 A JP4377578 A JP 4377578A JP S53128373 A JPS53128373 A JP S53128373A
- Authority
- JP
- Japan
- Prior art keywords
- similar signals
- detecting similar
- signal component
- composite signal
- signal containing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/35—Detecting specific parameters of the electrocardiograph cycle by template matching
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/344—Foetal cardiography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
- A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
- A61B5/4343—Pregnancy and labour monitoring, e.g. for labour onset detection
- A61B5/4362—Assessing foetal parameters
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pediatric Medicine (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2716739A DE2716739C3 (en) | 1977-04-14 | 1977-04-14 | Method for the detection of signals |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53128373A true JPS53128373A (en) | 1978-11-09 |
Family
ID=6006388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4377578A Pending JPS53128373A (en) | 1977-04-14 | 1978-04-13 | Method of detecting similar signals to each other intermittently developed in composite signal containing disturbing signal component |
Country Status (7)
Country | Link |
---|---|
US (1) | US4211237A (en) |
JP (1) | JPS53128373A (en) |
CH (1) | CH632848A5 (en) |
DE (1) | DE2716739C3 (en) |
GB (1) | GB1605051A (en) |
NL (1) | NL7803531A (en) |
SE (1) | SE437762B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04504963A (en) * | 1988-09-22 | 1992-09-03 | マサチューセッツ・インステチュート・オブ・テクノロジー | Characterization of statistical properties of biological signals |
JP2004065605A (en) * | 2002-08-07 | 2004-03-04 | Hitachi High-Technologies Corp | Biological magnetic field measuring instrument |
JP2008284352A (en) * | 2007-05-02 | 2008-11-27 | Biosense Webster Inc | Coherent signal rejection in ecg |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4289142A (en) * | 1978-11-24 | 1981-09-15 | Kearns Kenneth L | Physiological occurrence, such as apnea, monitor and X-ray triggering device |
US4456959A (en) * | 1980-07-17 | 1984-06-26 | Terumo Corporation | Period measurement system |
US4338950A (en) * | 1980-09-22 | 1982-07-13 | Texas Instruments Incorporated | System and method for sensing and measuring heart beat |
DE3209850C2 (en) * | 1982-03-18 | 1985-03-28 | Dornier System Gmbh, 7990 Friedrichshafen | Automatic evaluation process for an EKG |
US4680708A (en) * | 1984-03-20 | 1987-07-14 | Washington University | Method and apparatus for analyzing electrocardiographic signals |
JPS60222032A (en) * | 1984-04-19 | 1985-11-06 | 日本電気株式会社 | Electrocardiograph signal processor |
US4627441A (en) * | 1984-04-27 | 1986-12-09 | Medtronic, Inc. | B medical monitoring circuit |
US4616333A (en) * | 1984-06-05 | 1986-10-07 | Elscint, Ltd. | Data correlation system |
US4573479A (en) * | 1984-06-22 | 1986-03-04 | American Home Products Corporation | Systems and methods for monitoring the fetal heart |
US4616659A (en) | 1985-05-06 | 1986-10-14 | At&T Bell Laboratories | Heart rate detection utilizing autoregressive analysis |
US4736322A (en) * | 1985-07-12 | 1988-04-05 | Clifford Ralph D | Cardiological simulator |
US4781200A (en) * | 1985-10-04 | 1988-11-01 | Baker Donald A | Ambulatory non-invasive automatic fetal monitoring system |
US4721114A (en) * | 1986-02-21 | 1988-01-26 | Cardiac Pacemakers, Inc. | Method of detecting P-waves in ECG recordings |
CA1328123C (en) * | 1986-10-08 | 1994-03-29 | Nigel John Randall | Intrauterine probe |
US4782904A (en) * | 1986-11-07 | 1988-11-08 | Ohaus Scale Corporation | Electronic balance |
GB8722899D0 (en) * | 1987-09-30 | 1987-11-04 | Kirk D L | Fetal monitoring during labour |
US4893632A (en) * | 1988-04-13 | 1990-01-16 | Siemens Aktiengesellschaft | Method and apparatus for comparing waveform shapes of time-varying signals |
GB8816198D0 (en) * | 1988-07-07 | 1988-08-10 | Kirk D L | Apparatus for monitoring fetal heart rate |
US5042499A (en) * | 1988-09-30 | 1991-08-27 | Frank Thomas H | Noninvasive electrocardiographic method of real time signal processing for obtaining and displaying instantaneous fetal heart rate and fetal heart rate beat-to-beat variability |
US4938228A (en) * | 1989-02-15 | 1990-07-03 | Righter William H | Wrist worn heart rate monitor |
WO1991015995A1 (en) * | 1990-04-12 | 1991-10-31 | Felix Rosenthal | Noise cancellation arrangement |
US5209237A (en) * | 1990-04-12 | 1993-05-11 | Felix Rosenthal | Method and apparatus for detecting a signal from a noisy environment and fetal heartbeat obtaining method |
US5170791A (en) * | 1991-03-28 | 1992-12-15 | Hewlett-Packard Company | Method and apparatus for calculating the fetal heart rate |
US5243993A (en) * | 1991-06-28 | 1993-09-14 | Life Fitness | Apparatus and method for measuring heart rate |
US5713367A (en) * | 1994-01-26 | 1998-02-03 | Cambridge Heart, Inc. | Measuring and assessing cardiac electrical stability |
US5666959A (en) * | 1995-08-30 | 1997-09-16 | British Technology Group Limited | Fetal heart rate monitoring |
EP0825723A1 (en) * | 1996-08-16 | 1998-02-25 | Dr.-Ing. P. Osypka GmbH | Method of suppressing a disturbance during the analysis of a bio-electric measurement signal |
US5959529A (en) * | 1997-03-07 | 1999-09-28 | Kail, Iv; Karl A. | Reprogrammable remote sensor monitoring system |
US5891047A (en) * | 1997-03-14 | 1999-04-06 | Cambridge Heart, Inc. | Detecting abnormal activation of heart |
US5749831A (en) * | 1997-06-23 | 1998-05-12 | Baker; Donald A. | Fetal cardiac monitoring utilizing umbilical blood flow parameters and heartbeat information |
US6115624A (en) * | 1997-07-30 | 2000-09-05 | Genesis Technologies, Inc. | Multiparameter fetal monitoring device |
GB2342449B (en) * | 1998-12-22 | 2000-09-20 | Neoventa Medical Ab | Device for reducing signal noise in a fetal ECG signal |
US6662043B1 (en) | 2000-08-03 | 2003-12-09 | Ge Marquette Medical Systems, Inc. | Heart beat coincidence detection |
US6664893B1 (en) * | 2001-04-23 | 2003-12-16 | Cardionet, Inc. | Method for controlling access to medical monitoring device service |
US20050119580A1 (en) * | 2001-04-23 | 2005-06-02 | Eveland Doug C. | Controlling access to a medical monitoring system |
US6665385B2 (en) * | 2001-04-23 | 2003-12-16 | Cardionet, Inc. | Medical monitoring system having multipath communications capability |
US6801137B2 (en) | 2001-04-23 | 2004-10-05 | Cardionet, Inc. | Bidirectional communication between a sensor unit and a monitor unit in patient monitoring |
US6694177B2 (en) * | 2001-04-23 | 2004-02-17 | Cardionet, Inc. | Control of data transmission between a remote monitoring unit and a central unit |
US6957107B2 (en) * | 2002-03-13 | 2005-10-18 | Cardionet, Inc. | Method and apparatus for monitoring and communicating with an implanted medical device |
EP1941832B1 (en) * | 2003-10-14 | 2010-10-06 | Monica Healthcare Limited | Fetal surveillance |
US7474915B2 (en) * | 2005-07-26 | 2009-01-06 | American University Of Sharjah And Arab Science And Technology Foundation | Separating mixed signals containing a distorted signal |
US7869863B2 (en) * | 2008-01-10 | 2011-01-11 | The Johns Hopkins University | Apparatus and method for non-invasive, passive fetal heart monitoring |
JP2011516238A (en) * | 2008-04-15 | 2011-05-26 | タフツ メディカル センター インコーポレイテッド | Fetal ECG monitoring |
WO2013059275A1 (en) | 2011-10-21 | 2013-04-25 | Mindchild Medical Inc. | Non-invasive fetal monitoring |
WO2015136567A1 (en) * | 2014-03-12 | 2015-09-17 | Universita' Politecnica Delle Marche | Method for the filtering of electrocardiographic signals or the like, usable in particular for the monitoring of fetal heart function |
CN104305992B (en) * | 2014-07-02 | 2016-09-21 | 中山大学 | A kind of interactive fast automatic extracting method of Fetal ECG |
CN105310688B (en) * | 2015-11-02 | 2018-07-10 | 广东工业大学 | One kind is based on non-negative blind separation Fetal ECG characteristic signal extraction method |
CN107910065A (en) * | 2017-10-25 | 2018-04-13 | 厦门传芯健康科技有限公司 | A kind of healthy early warning method based on electrocardiogram |
US10772525B2 (en) * | 2018-06-05 | 2020-09-15 | Medtronic, Inc. | Cardiac signal t-wave detection |
CN112869724B (en) * | 2021-01-19 | 2022-04-22 | 西安交通大学 | Fetus health monitor based on multichannel passive signal collection |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2139073A1 (en) * | 1970-08-04 | 1972-06-29 | Inst Tekhn Kib Pri Ban | |
US3811428A (en) * | 1971-12-30 | 1974-05-21 | Brattle Instr Corp | Biological signals monitor |
US3861387A (en) * | 1972-09-11 | 1975-01-21 | Cardiodynamics | Cardiac arrhythmia detector |
GB1443705A (en) * | 1972-12-15 | 1976-07-21 | Int Research & Dev Co Ltd | Rock drills |
US3878833A (en) * | 1973-10-09 | 1975-04-22 | Gen Electric | Physiological waveform detector |
US4023564A (en) * | 1976-01-26 | 1977-05-17 | Spacelabs, Inc. | Arrhythmia detector |
US4086652A (en) * | 1977-01-19 | 1978-04-25 | Block Engineering, Inc. | Method and apparatus for analyzing a time-dependent phenomenon |
-
1977
- 1977-04-14 DE DE2716739A patent/DE2716739C3/en not_active Expired
-
1978
- 1978-04-03 NL NL7803531A patent/NL7803531A/en not_active Application Discontinuation
- 1978-04-12 SE SE7804136A patent/SE437762B/en unknown
- 1978-04-13 GB GB14665/78A patent/GB1605051A/en not_active Expired
- 1978-04-13 JP JP4377578A patent/JPS53128373A/en active Pending
- 1978-04-13 CH CH396378A patent/CH632848A5/en not_active IP Right Cessation
- 1978-04-14 US US05/896,771 patent/US4211237A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04504963A (en) * | 1988-09-22 | 1992-09-03 | マサチューセッツ・インステチュート・オブ・テクノロジー | Characterization of statistical properties of biological signals |
JP2004065605A (en) * | 2002-08-07 | 2004-03-04 | Hitachi High-Technologies Corp | Biological magnetic field measuring instrument |
JP2008284352A (en) * | 2007-05-02 | 2008-11-27 | Biosense Webster Inc | Coherent signal rejection in ecg |
Also Published As
Publication number | Publication date |
---|---|
NL7803531A (en) | 1978-10-17 |
DE2716739B2 (en) | 1979-10-04 |
GB1605051A (en) | 1981-12-16 |
DE2716739A1 (en) | 1978-10-26 |
DE2716739C3 (en) | 1980-06-26 |
SE7804136L (en) | 1978-10-15 |
US4211237A (en) | 1980-07-08 |
SE437762B (en) | 1985-03-18 |
CH632848A5 (en) | 1982-10-29 |
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